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SECOR International Inc <br /> WATER SAMPLE FIELD DATA SHEET <br /> PROJECT# 7-Eleven Store#32262 PURGED BY �I /� WELL I D Mw- <br /> CLIENT NAME 7-Eleven,Inc SAMPLED BY SAMPLE I D MW-3 <br /> LOCATION 2560 West Grant Line Road,Tracy,CA QA SAMPLES None <br /> DATE PURGED START(2400hr) END(2400hr) <br /> DATE SAMPLED /j S/ -_ SAMPLE.TIME(2400hr) <br /> SAMPLE TYPE Groundwater X Surface Water Treatment Effluent Other <br /> CASING DIAMETER 2' X 3' 4" 5" 6' 8' Other <br /> Casing Volume (gallons per foot) (0 17) (0 38) (0 67) (1 02) (1 50) (2 60) { } <br /> DEPTH TO BOTTOM(feet) 7 S> CASING VOLUME(gal) <br /> DEPTH TO WATER(feet)= Sy ?s— CALCULATED PURGE(gal) <br /> WATER COLUMN HEIGHT(feet)_ Y3 ACTUAL PURGE(gal)_ S <br /> FIELD MEASUREMENTS <br /> DATE TIME VOLUME TEMP CONDUCTIVITY pH COLOR TURBIDITY <br /> (2400hr) (gal) (degrees C) (ierthos/cm) (units) (visual) (NTU) <br /> 1 XN / sr �3 b/' -7F G�/�ao�„�. <br /> SAMPLE INFORMATION <br /> SAMPLE DEPTH TO WATER SAMPLE TURBIDITY to 7-- <br /> 80% <br /> 180%RECHARGE >( YES NO ANALYSES BTEX,TPHg,5 Oxygenates,1,2-DCA,EDB via EPA 8260B <br /> ODOR 2k a T_ SAMPLE VESSEL/PRESERVATIVE HCL <br /> PURGING EQUIPMENT SAMPLING EQUIPMENT <br /> Bladder Pump Bailer(Teflon) Bladder Pump Bailer(Teflon) <br /> Centrifugal Pump Bailer(PVC) Centrifugal Pump X Bailer ( PVC or X disposable) <br /> X Submersible Pump Bailer(Stainless Steel) Submersible Pump Bailer(Stateless Steel) <br /> Pertstalic Pump Dedicated Peristalic Pump Dedicated <br /> Other Other <br /> Pump Depth <br /> WELL INTEGRITY LOCK# <br /> REMARKS 91 <br /> tSIGNATURE Page of 6 <br />